package com.springboot42.dao;

import com.springboot42.pojo.City;
import com.springboot42.pojo.Mayor;
import org.apache.ibatis.annotations.Mapper;

@Mapper
public interface CityMapper {
    City findCityById(int id);

    public int addCity(City city);

    public int updateCity(City city);

    public int deleteCityById(Integer cid);
}
